620 litres of a mixture contains milk and water in the ratio 5: 3. How much water is to be added to get a new mixture containing milk and water in the ratio 5 : 4?

620 litres of a mixture contains milk and water in the ratio 5: 3. How

1.	620 litres of a mixture contains milk and water in the ratio 5: 3. How much water is to be added to get a new mixture containing milk and water in the ratio 5 : 4?
A.	74.5 ltr
B.	76.5 ltr
C.	76 ltr
D.	77.5 ltr
E.	74 ltr
Answer» E. 74 ltr

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620 litres of a mixture contains milk and water in the ratio 5: 3. How much water is to be added to get a new mixture containing milk and water in the ratio 5 : 4?

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